DTC P2097-02: Post Catalyst Fuel Trim System Too Rich Bank 1 - General signal failure: Action
NOTE:
Vehicle Conditions to enable DTC Logging strategy. Drive vehicle under steady state conditions for up to 20 minutes
- Check the exhaust system for leaks. Repair as necessary
- Check pre and post catalyst oxygen sensors for damage and correct installation
- Refer to the appropriate system wiring diagrams and check Heated Oxygen Sensor (HO2S) heater control circuit for short circuit to ground, short circuit to power, open circuit, high resistance
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Refer to PINPOINT TEST A: MISFIRE PINPOINT TEST .